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Code Issues Releases Wiki Activity

Transition MWI to Stasis-core

Browse Source 
Remove MWI's dependency on the event system by moving it to
Stasis-core. This also introduces forwarding topic pools in Stasis-core
which aggregate many dynamically allocated topics into a single primary
topic.

Review: https://reviewboard.asterisk.org/r/2368/
(closes issue ASTERISK-21097)
Patch-by: Kinsey Moore


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@383284 65c4cc65-6c06-0410-ace0-fbb531ad65f3
changes/78/78/1
Kinsey Moore 12 years ago
parent 5d45596f62
commit 99aa02d17f
20 changed files with 655 additions and 281 deletions
Show Stats Download Patch File Download Diff File

12
apps/app_minivm.c
Unescape View File

@ -2013,7 +2013,6 @@ static int leave_voicemail(struct ast_channel *chan, char *username, struct leav
* \brief Queue a message waiting event */
static void queue_mwi_event(const char *mbx, const char *ctx, int urgent, int new, int old)
{
struct ast_event *event;
char *mailbox, *context;
mailbox = ast_strdupa(mbx);
@ -2022,16 +2021,7 @@ static void queue_mwi_event(const char *mbx, const char *ctx, int urgent, int ne
context = "default";
}
if (!(event = ast_event_new(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_UINT, (new+urgent),
AST_EVENT_IE_OLDMSGS, AST_EVENT_IE_PLTYPE_UINT, old,
AST_EVENT_IE_END))) {
return;
}
ast_event_queue_and_cache(event);
stasis_publish_mwi_state(mailbox, context, new + urgent, old);
}
/*!\internal

141
apps/app_voicemail.c
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@ -974,10 +974,8 @@ static ast_cond_t poll_cond = PTHREAD_COND_INITIALIZER;
static pthread_t poll_thread = AST_PTHREADT_NULL;
static unsigned char poll_thread_run;
/*! Subscription to ... MWI event subscriptions */
static struct ast_event_sub *mwi_sub_sub;
/*! Subscription to ... MWI event un-subscriptions */
static struct ast_event_sub *mwi_unsub_sub;
/*! Subscription to MWI event subscription changes */
static struct stasis_subscription *mwi_sub_sub;
/*!
* \brief An MWI subscription
@ -991,16 +989,24 @@ struct mwi_sub {
int old_urgent;
int old_new;
int old_old;
uint32_t uniqueid;
char *uniqueid;
char mailbox[1];
};
struct mwi_sub_task {
const char *mailbox;
const char *context;
uint32_t uniqueid;
const char *uniqueid;
};
static void mwi_sub_task_dtor(struct mwi_sub_task *mwist)
{
ast_free((void *) mwist->mailbox);
ast_free((void *) mwist->context);
ast_free((void *) mwist->uniqueid);
ast_free(mwist);
}
static struct ast_taskprocessor *mwi_subscription_tps;
static AST_RWLIST_HEAD_STATIC(mwi_subs, mwi_sub);
@ -7721,25 +7727,16 @@ static int vm_forwardoptions(struct ast_channel *chan, struct ast_vm_user *vmu,
static void queue_mwi_event(const char *box, int urgent, int new, int old)
{
struct ast_event *event;
char *mailbox, *context;
/* Strip off @default */
context = mailbox = ast_strdupa(box);
strsep(&context, "@");
if (ast_strlen_zero(context))
if (ast_strlen_zero(context)) {
context = "default";
if (!(event = ast_event_new(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_UINT, (new+urgent),
AST_EVENT_IE_OLDMSGS, AST_EVENT_IE_PLTYPE_UINT, old,
AST_EVENT_IE_END))) {
return;
}
ast_event_queue_and_cache(event);
stasis_publish_mwi_state(mailbox, context, new + urgent, old);
}
/*!
@ -12533,28 +12530,28 @@ static void *mb_poll_thread(void *data)
static void mwi_sub_destroy(struct mwi_sub *mwi_sub)
{
ast_free(mwi_sub->uniqueid);
ast_free(mwi_sub);
}
static int handle_unsubscribe(void *datap)
{
struct mwi_sub *mwi_sub;
uint32_t *uniqueid = datap;
char *uniqueid = datap;
AST_RWLIST_WRLOCK(&mwi_subs);
AST_RWLIST_TRAVERSE_SAFE_BEGIN(&mwi_subs, mwi_sub, entry) {
if (mwi_sub->uniqueid == *uniqueid) {
if (!strcmp(mwi_sub->uniqueid, uniqueid)) {
AST_LIST_REMOVE_CURRENT(entry);
break;
/* Don't break here since a duplicate uniqueid
* may have been added as a result of a cache dump. */
mwi_sub_destroy(mwi_sub);
}
}
AST_RWLIST_TRAVERSE_SAFE_END
AST_RWLIST_UNLOCK(&mwi_subs);
if (mwi_sub)
mwi_sub_destroy(mwi_sub);
ast_free(uniqueid);
ast_free(uniqueid);
return 0;
}
@ -12574,7 +12571,7 @@ static int handle_subscribe(void *datap)
if (!(mwi_sub = ast_calloc(1, len)))
return -1;
mwi_sub->uniqueid = p->uniqueid;
mwi_sub->uniqueid = ast_strdup(p->uniqueid);
if (!ast_strlen_zero(p->mailbox))
strcpy(mwi_sub->mailbox, p->mailbox);
@ -12586,75 +12583,85 @@ static int handle_subscribe(void *datap)
AST_RWLIST_WRLOCK(&mwi_subs);
AST_RWLIST_INSERT_TAIL(&mwi_subs, mwi_sub, entry);
AST_RWLIST_UNLOCK(&mwi_subs);
ast_free((void *) p->mailbox);
ast_free((void *) p->context);
ast_free(p);
mwi_sub_task_dtor(p);
poll_subscribed_mailbox(mwi_sub);
return 0;
}
static void mwi_unsub_event_cb(const struct ast_event *event, void *userdata)
static void mwi_unsub_event_cb(struct stasis_subscription_change *change)
{
uint32_t u, *uniqueid = ast_calloc(1, sizeof(*uniqueid));
char *uniqueid = ast_strdup(change->uniqueid);
if (!uniqueid) {
ast_log(LOG_ERROR, "Unable to allocate memory for uniqueid\n");
return;
}
if (ast_event_get_type(event) != AST_EVENT_UNSUB) {
if (ast_taskprocessor_push(mwi_subscription_tps, handle_unsubscribe, uniqueid) < 0) {
ast_free(uniqueid);
return;
}
}
if (ast_event_get_ie_uint(event, AST_EVENT_IE_EVENTTYPE) != AST_EVENT_MWI) {
ast_free(uniqueid);
static void mwi_sub_event_cb(struct stasis_subscription_change *change)
{
struct mwi_sub_task *mwist;
char *context = ast_strdupa(stasis_topic_name(change->topic));
char *mailbox;
if ((mwist = ast_calloc(1, (sizeof(*mwist)))) == NULL) {
return;
}
u = ast_event_get_ie_uint(event, AST_EVENT_IE_UNIQUEID);
*uniqueid = u;
if (ast_taskprocessor_push(mwi_subscription_tps, handle_unsubscribe, uniqueid) < 0) {
ast_free(uniqueid);
mailbox = strsep(&context, "@");
mwist->mailbox = ast_strdup(mailbox);
mwist->context = ast_strdup(context);
mwist->uniqueid = ast_strdup(change->uniqueid);
if (ast_taskprocessor_push(mwi_subscription_tps, handle_subscribe, mwist) < 0) {
mwi_sub_task_dtor(mwist);
}
}
static void mwi_sub_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
struct mwi_sub_task *mwist;
if (ast_event_get_type(event) != AST_EVENT_SUB)
return;
if (ast_event_get_ie_uint(event, AST_EVENT_IE_EVENTTYPE) != AST_EVENT_MWI)
struct stasis_subscription_change *change;
/* Only looking for subscription change notices here */
if (stasis_message_type(msg) != stasis_subscription_change()) {
return;
}
if ((mwist = ast_calloc(1, (sizeof(*mwist)))) == NULL) {
ast_log(LOG_ERROR, "could not allocate a mwi_sub_task\n");
change = stasis_message_data(msg);
if (change->topic == stasis_mwi_topic_all()) {
return;
}
mwist->mailbox = ast_strdup(ast_event_get_ie_str(event, AST_EVENT_IE_MAILBOX));
mwist->context = ast_strdup(ast_event_get_ie_str(event, AST_EVENT_IE_CONTEXT));
mwist->uniqueid = ast_event_get_ie_uint(event, AST_EVENT_IE_UNIQUEID);
if (ast_taskprocessor_push(mwi_subscription_tps, handle_subscribe, mwist) < 0) {
ast_free(mwist);
if (!strcmp(change->description, "Subscribe")) {
mwi_sub_event_cb(change);
} else if (!strcmp(change->description, "Unsubscribe")) {
mwi_unsub_event_cb(change);
}
}
static int dump_cache(void *obj, void *arg, int flags)
{
struct stasis_message *msg = obj;
mwi_event_cb(NULL, NULL, NULL, msg);
return 0;
}
static void start_poll_thread(void)
{
int errcode;
mwi_sub_sub = ast_event_subscribe(AST_EVENT_SUB, mwi_sub_event_cb, "Voicemail MWI subscription", NULL,
AST_EVENT_IE_EVENTTYPE, AST_EVENT_IE_PLTYPE_UINT, AST_EVENT_MWI,
AST_EVENT_IE_END);
mwi_unsub_sub = ast_event_subscribe(AST_EVENT_UNSUB, mwi_unsub_event_cb, "Voicemail MWI subscription", NULL,
AST_EVENT_IE_EVENTTYPE, AST_EVENT_IE_PLTYPE_UINT, AST_EVENT_MWI,
AST_EVENT_IE_END);
mwi_sub_sub = stasis_subscribe(stasis_mwi_topic_all(), mwi_event_cb, NULL);
if (mwi_sub_sub)
ast_event_report_subs(mwi_sub_sub);
if (mwi_sub_sub) {
struct ao2_container *cached = stasis_cache_dump(stasis_mwi_topic_cached(), stasis_subscription_change());
if (cached) {
ao2_callback(cached, OBJ_MULTIPLE | OBJ_NODATA, dump_cache, NULL);
}
ao2_cleanup(cached);
}
poll_thread_run = 1;
@ -12668,13 +12675,7 @@ static void stop_poll_thread(void)
poll_thread_run = 0;
if (mwi_sub_sub) {
ast_event_unsubscribe(mwi_sub_sub);
mwi_sub_sub = NULL;
}
if (mwi_unsub_sub) {
ast_event_unsubscribe(mwi_unsub_sub);
mwi_unsub_sub = NULL;
mwi_sub_sub = stasis_unsubscribe(mwi_sub_sub);
}
ast_mutex_lock(&poll_lock);

63
channels/chan_dahdi.c
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@ -502,7 +502,7 @@ static enum ast_bridge_result dahdi_bridge(struct ast_channel *c0, struct ast_ch
static int dahdi_sendtext(struct ast_channel *c, const char *text);
static void mwi_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
/* This module does not handle MWI in an event-based manner. However, it
* subscribes to MWI for each mailbox that is configured so that the core
@ -1215,7 +1215,7 @@ struct dahdi_pvt {
*/
char mailbox[AST_MAX_EXTENSION];
/*! \brief Opaque event subscription parameters for message waiting indication support. */
struct ast_event_sub *mwi_event_sub;
struct stasis_subscription *mwi_event_sub;
/*! \brief Delayed dialing for E911. Overlap digits for ISDN. */
char dialdest[256];
#ifdef HAVE_DAHDI_LINEREVERSE_VMWI
@ -3753,7 +3753,6 @@ struct sig_ss7_callback sig_ss7_callbacks =
static void notify_message(char *mailbox_full, int thereornot)
{
char s[sizeof(mwimonitornotify) + 80];
struct ast_event *event;
char *mailbox, *context;
/* Strip off @default */
@ -3762,16 +3761,7 @@ static void notify_message(char *mailbox_full, int thereornot)
if (ast_strlen_zero(context))
context = "default";
if (!(event = ast_event_new(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_UINT, thereornot,
AST_EVENT_IE_OLDMSGS, AST_EVENT_IE_PLTYPE_UINT, thereornot,
AST_EVENT_IE_END))) {
return;
}
ast_event_queue_and_cache(event);
stasis_publish_mwi_state(mailbox, context, thereornot, thereornot);
if (!ast_strlen_zero(mailbox) && !ast_strlen_zero(mwimonitornotify)) {
snprintf(s, sizeof(s), "%s %s %d", mwimonitornotify, mailbox, thereornot);
@ -5413,24 +5403,25 @@ static int send_cwcidspill(struct dahdi_pvt *p)
static int has_voicemail(struct dahdi_pvt *p)
{
int new_msgs;
struct ast_event *event;
char *mailbox, *context;
RAII_VAR(struct stasis_message *, mwi_message, NULL, ao2_cleanup);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
mailbox = context = ast_strdupa(p->mailbox);
strsep(&context, "@");
if (ast_strlen_zero(context))
if (ast_strlen_zero(context)) {
context = "default";
}
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_END);
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
mwi_message = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state_message(), ast_str_buffer(uniqueid));
if (event) {
new_msgs = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
ast_event_destroy(event);
} else
if (mwi_message) {
struct stasis_mwi_state *mwi_state = stasis_message_data(mwi_message);
new_msgs = mwi_state->new_msgs;
} else {
new_msgs = ast_app_has_voicemail(p->mailbox, NULL);
}
return new_msgs;
}
@ -5965,10 +5956,12 @@ static void destroy_dahdi_pvt(struct dahdi_pvt *pvt)
}
}
ast_free(p->cidspill);
if (p->use_smdi)
if (p->use_smdi) {
ast_smdi_interface_unref(p->smdi_iface);
if (p->mwi_event_sub)
ast_event_unsubscribe(p->mwi_event_sub);
}
if (p->mwi_event_sub) {
p->mwi_event_sub = stasis_unsubscribe(p->mwi_event_sub);
}
if (p->vars) {
ast_variables_destroy(p->vars);
}
@ -5981,8 +5974,9 @@ static void destroy_dahdi_pvt(struct dahdi_pvt *pvt)
ast_mutex_destroy(&p->lock);
dahdi_close_sub(p, SUB_REAL);
if (p->owner)
if (p->owner) {
ast_channel_tech_pvt_set(p->owner, NULL);
}
ast_free(p);
}
@ -13226,15 +13220,20 @@ static struct dahdi_pvt *mkintf(int channel, const struct dahdi_chan_conf *conf,
ast_copy_string(tmp->mailbox, conf->chan.mailbox, sizeof(tmp->mailbox));
if (channel != CHAN_PSEUDO && !ast_strlen_zero(tmp->mailbox)) {
char *mailbox, *context;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
struct stasis_topic *mailbox_specific_topic;
mailbox = context = ast_strdupa(tmp->mailbox);
strsep(&context, "@");
if (ast_strlen_zero(context))
context = "default";
tmp->mwi_event_sub = ast_event_subscribe(AST_EVENT_MWI, mwi_event_cb, "Dahdi MWI subscription", NULL,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_EXISTS,
AST_EVENT_IE_END);
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
tmp->mwi_event_sub = stasis_subscribe(mailbox_specific_topic, mwi_event_cb, NULL);
}
}
#ifdef HAVE_DAHDI_LINEREVERSE_VMWI
tmp->mwisend_setting = conf->chan.mwisend_setting;

53
channels/chan_iax2.c
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@ -533,7 +533,7 @@ struct iax2_peer {
int expire; /*!< Schedule entry for expiry */
int expiry; /*!< How soon to expire */
iax2_format capability; /*!< Capability */
iax2_format capability; /*!< Capability */
/* Qualification */
int callno; /*!< Call number of POKE request */
@ -545,12 +545,12 @@ struct iax2_peer {
int pokefreqnotok; /*!< How often to check when the host has been determined to be down */
int historicms; /*!< How long recent average responses took */
int smoothing; /*!< Sample over how many units to determine historic ms */
uint16_t maxcallno; /*!< Max call number limit for this peer. Set on registration */
uint16_t maxcallno; /*!< Max call number limit for this peer. Set on registration */
struct ast_event_sub *mwi_event_sub;
struct stasis_subscription *mwi_event_sub; /*!< This subscription lets pollmailboxes know which mailboxes need to be polled */
struct ast_acl_list *acl;
enum calltoken_peer_enum calltoken_required; /*!< Is calltoken validation required or not, can be YES, NO, or AUTO */
enum calltoken_peer_enum calltoken_required; /*!< Is calltoken validation required or not, can be YES, NO, or AUTO */
};
#define IAX2_TRUNK_PREFACE (sizeof(struct iax_frame) + sizeof(struct ast_iax2_meta_hdr) + sizeof(struct ast_iax2_meta_trunk_hdr))
@ -1316,7 +1316,7 @@ static void iax2_lock_owner(int callno)
}
}
static void mwi_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
/* The MWI subscriptions exist just so the core knows we care about those
* mailboxes. However, we just grab the events out of the cache when it
@ -8743,23 +8743,24 @@ static int update_registry(struct sockaddr_in *sin, int callno, char *devtype, i
iax_ie_append_short(&ied, IAX_IE_REFRESH, p->expiry);
iax_ie_append_addr(&ied, IAX_IE_APPARENT_ADDR, &peer_addr);
if (!ast_strlen_zero(p->mailbox)) {
struct ast_event *event;
int new, old;
char *mailbox, *context;
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
context = mailbox = ast_strdupa(p->mailbox);
strsep(&context, "@");
if (ast_strlen_zero(context))
if (ast_strlen_zero(context)) {
context = "default";
}
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
msg = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state_message(), ast_str_buffer(uniqueid));
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_END);
if (event) {
new = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
old = ast_event_get_ie_uint(event, AST_EVENT_IE_OLDMSGS);
ast_event_destroy(event);
if (msg) {
struct stasis_mwi_state *mwi_state = stasis_message_data(msg);
new = mwi_state->new_msgs;
old = mwi_state->old_msgs;
} else { /* Fall back on checking the mailbox directly */
ast_app_inboxcount(p->mailbox, &new, &old);
}
@ -12392,8 +12393,9 @@ static void peer_destructor(void *obj)
if (peer->dnsmgr)
ast_dnsmgr_release(peer->dnsmgr);
if (peer->mwi_event_sub)
ast_event_unsubscribe(peer->mwi_event_sub);
if (peer->mwi_event_sub) {
peer->mwi_event_sub = stasis_unsubscribe(peer->mwi_event_sub);
}
ast_string_field_free_memory(peer);
}
@ -12667,14 +12669,21 @@ static struct iax2_peer *build_peer(const char *name, struct ast_variable *v, st
if (!ast_strlen_zero(peer->mailbox)) {
char *mailbox, *context;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
struct stasis_topic *mailbox_specific_topic;
context = mailbox = ast_strdupa(peer->mailbox);
strsep(&context, "@");
if (ast_strlen_zero(context))
if (ast_strlen_zero(context)) {
context = "default";
peer->mwi_event_sub = ast_event_subscribe(AST_EVENT_MWI, mwi_event_cb, "IAX MWI subscription", NULL,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_END);
}
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
peer->mwi_event_sub = stasis_subscribe(mailbox_specific_topic, mwi_event_cb, NULL);
}
}
if (subscribe_acl_change) {

47
channels/chan_mgcp.c
Unescape View File

@ -82,6 +82,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/event.h"
#include "asterisk/chanvars.h"
#include "asterisk/pktccops.h"
#include "asterisk/stasis.h"
/*
* Define to work around buggy dlink MGCP phone firmware which
@ -342,7 +343,7 @@ struct mgcp_endpoint {
char curtone[80]; /*!< Current tone */
char mailbox[AST_MAX_EXTENSION];
char parkinglot[AST_MAX_CONTEXT]; /*!< Parkinglot */
struct ast_event_sub *mwi_event_sub;
struct stasis_subscription *mwi_event_sub;
ast_group_t callgroup;
ast_group_t pickupgroup;
int callwaiting;
@ -483,7 +484,7 @@ static struct ast_channel_tech mgcp_tech = {
.func_channel_read = acf_channel_read,
};
static void mwi_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
/* This module does not handle MWI in an event-based manner. However, it
* subscribes to MWI for each mailbox that is configured so that the core
@ -494,24 +495,26 @@ static void mwi_event_cb(const struct ast_event *event, void *userdata)
static int has_voicemail(struct mgcp_endpoint *p)
{
int new_msgs;
struct ast_event *event;
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
char *mbox, *cntx;
cntx = mbox = ast_strdupa(p->mailbox);
strsep(&cntx, "@");
if (ast_strlen_zero(cntx))
if (ast_strlen_zero(cntx)) {
cntx = "default";
}
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, cntx,
AST_EVENT_IE_END);
ast_str_set(&uniqueid, 0, "%s@%s", mbox, cntx);
if (event) {
new_msgs = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
ast_event_destroy(event);
} else
msg = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state(), ast_str_buffer(uniqueid));
if (msg) {
struct stasis_mwi_state *mwi_state = stasis_message_data(msg);
new_msgs = mwi_state->new_msgs;
} else {
new_msgs = ast_app_has_voicemail(p->mailbox, NULL);
}
return new_msgs;
}
@ -3972,6 +3975,7 @@ static struct mgcp_gateway *build_gateway(char *cat, struct ast_variable *v)
struct mgcp_endpoint *e;
struct mgcp_subchannel *sub;
struct ast_variable *chanvars = NULL;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
/*char txident[80];*/
int i=0, y=0;
@ -4168,16 +4172,20 @@ static struct mgcp_gateway *build_gateway(char *cat, struct ast_variable *v)
ast_copy_string(e->parkinglot, parkinglot, sizeof(e->parkinglot));
if (!ast_strlen_zero(e->mailbox)) {
char *mbox, *cntx;
struct stasis_topic *mailbox_specific_topic;
cntx = mbox = ast_strdupa(e->mailbox);
strsep(&cntx, "@");
if (ast_strlen_zero(cntx)) {
cntx = "default";
}
e->mwi_event_sub = ast_event_subscribe(AST_EVENT_MWI, mwi_event_cb, "MGCP MWI subscription", NULL,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, cntx,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_EXISTS,
AST_EVENT_IE_END);
ast_str_reset(uniqueid);
ast_str_set(&uniqueid, 0, "%s@%s", mbox, cntx);
maibox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
e->mwi_event_sub = stasis_subscribe(mailbox_specific_topic, mwi_event_cb, NULL);
}
}
snprintf(e->rqnt_ident, sizeof(e->rqnt_ident), "%08lx", ast_random());
e->msgstate = -1;
@ -4516,8 +4524,9 @@ static void destroy_endpoint(struct mgcp_endpoint *e)
ast_free(s);
}
if (e->mwi_event_sub)
ast_event_unsubscribe(e->mwi_event_sub);
if (e->mwi_event_sub) {
e->mwi_event_sub = stasis_unsubscribe(e->mwi_event_sub);
}
if (e->chanvars) {
ast_variables_destroy(e->chanvars);

71
channels/chan_sip.c
Unescape View File

@ -294,6 +294,7 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "sip/include/dialplan_functions.h"
#include "sip/include/security_events.h"
#include "asterisk/sip_api.h"
#include "asterisk/app.h"
/*** DOCUMENTATION
<application name="SIPDtmfMode" language="en_US">
@ -1275,7 +1276,7 @@ static int sip_poke_noanswer(const void *data);
static int sip_poke_peer(struct sip_peer *peer, int force);
static void sip_poke_all_peers(void);
static void sip_peer_hold(struct sip_pvt *p, int hold);
static void mwi_event_cb(const struct ast_event *, void *);
static void mwi_event_cb(void *, struct stasis_subscription *, struct stasis_topic *, struct stasis_message *);
static void network_change_event_cb(const struct ast_event *, void *);
static void acl_change_event_cb(const struct ast_event *event, void *userdata);
static void sip_keepalive_all_peers(void);
@ -5225,8 +5226,9 @@ static void register_peer_exten(struct sip_peer *peer, int onoff)
/*! Destroy mailbox subscriptions */
static void destroy_mailbox(struct sip_mailbox *mailbox)
{
if (mailbox->event_sub)
ast_event_unsubscribe(mailbox->event_sub);
if (mailbox->event_sub) {
mailbox->event_sub = stasis_unsubscribe(mailbox->event_sub);
}
ast_free(mailbox);
}
@ -16644,11 +16646,16 @@ static void sip_peer_hold(struct sip_pvt *p, int hold)
}
/*! \brief Receive MWI events that we have subscribed to */
static void mwi_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
struct sip_peer *peer = userdata;
sip_send_mwi_to_peer(peer, 0);
if (stasis_subscription_final_message(sub, msg)) {
ao2_cleanup(peer);
return;
}
if (stasis_mwi_state_message() == stasis_message_type(msg)) {
sip_send_mwi_to_peer(peer, 0);
}
}
static void network_change_event_subscribe(void)
@ -24787,16 +24794,9 @@ static int handle_request_notify(struct sip_pvt *p, struct sip_request *req, str
if (!ast_strlen_zero(mailbox) && !ast_strlen_zero(c)) {
char *old = strsep(&c, " ");
char *new = strsep(&old, "/");
struct ast_event *event;
if ((event = ast_event_new(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, "SIP_Remote",
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_UINT, atoi(new),
AST_EVENT_IE_OLDMSGS, AST_EVENT_IE_PLTYPE_UINT, atoi(old),
AST_EVENT_IE_END))) {
ast_event_queue_and_cache(event);
}
stasis_publish_mwi_state(mailbox, "SIP_Remote", atoi(new), atoi(old));
transmit_response(p, "200 OK", req);
} else {
transmit_response(p, "489 Bad event", req);
@ -27617,16 +27617,20 @@ static int handle_request_publish(struct sip_pvt *p, struct sip_request *req, st
static void add_peer_mwi_subs(struct sip_peer *peer)
{
struct sip_mailbox *mailbox;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
AST_LIST_TRAVERSE(&peer->mailboxes, mailbox, entry) {
if (mailbox->event_sub) {
ast_event_unsubscribe(mailbox->event_sub);
}
struct stasis_topic *mailbox_specific_topic;
mailbox->event_sub = stasis_unsubscribe(mailbox->event_sub);
ast_str_reset(uniqueid);
ast_str_set(&uniqueid, 0, "%s@%s", mailbox->mailbox, S_OR(mailbox->context, "default"));
mailbox->event_sub = ast_event_subscribe(AST_EVENT_MWI, mwi_event_cb, "SIP mbox event", peer,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox->mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, S_OR(mailbox->context, "default"),
AST_EVENT_IE_END);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
ao2_ref(peer, +1);
mailbox->event_sub = stasis_subscribe(mailbox_specific_topic, mwi_event_cb, peer);
}
}
}
@ -28832,19 +28836,24 @@ static int get_cached_mwi(struct sip_peer *peer, int *new, int *old)
{
struct sip_mailbox *mailbox;
int in_cache;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
in_cache = 0;
AST_LIST_TRAVERSE(&peer->mailboxes, mailbox, entry) {
struct ast_event *event;
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox->mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, S_OR(mailbox->context, "default"),
AST_EVENT_IE_END);
if (!event)
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
struct stasis_mwi_state *mwi_state;
ast_str_reset(uniqueid);
ast_str_set(&uniqueid, 0, "%s@%s", mailbox->mailbox, S_OR(mailbox->context, "default"));
msg = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state_message(), ast_str_buffer(uniqueid));
if (!msg) {
continue;
*new += ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
*old += ast_event_get_ie_uint(event, AST_EVENT_IE_OLDMSGS);
ast_event_destroy(event);
}
mwi_state = stasis_message_data(msg);
*new += mwi_state->new_msgs;
*old += mwi_state->old_msgs;
in_cache = 1;
}

38
channels/chan_skinny.c
Unescape View File

@ -1442,7 +1442,7 @@ struct skinny_line {
SKINNY_LINE_OPTIONS
ast_mutex_t lock;
struct skinny_container *container;
struct ast_event_sub *mwi_event_sub; /* Event based MWI */
struct stasis_subscription *mwi_event_sub; /* Event based MWI */
struct skinny_subchannel *activesub;
AST_LIST_HEAD(, skinny_subchannel) sub;
AST_LIST_HEAD(, skinny_subline) sublines;
@ -1611,7 +1611,7 @@ static int skinny_indicate(struct ast_channel *ast, int ind, const void *data, s
static int skinny_fixup(struct ast_channel *oldchan, struct ast_channel *newchan);
static int skinny_senddigit_begin(struct ast_channel *ast, char digit);
static int skinny_senddigit_end(struct ast_channel *ast, char digit, unsigned int duration);
static void mwi_event_cb(const struct ast_event *event, void *userdata);
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg);
static int skinny_dialer_cb(const void *data);
static int skinny_reload(void);
@ -2261,7 +2261,7 @@ static int skinny_register(struct skinny_req *req, struct skinnysession *s)
manager_event(EVENT_FLAG_SYSTEM, "PeerStatus", "ChannelType: Skinny\r\nPeer: Skinny/%s@%s\r\nPeerStatus: Registered\r\n", l->name, d->name);
register_exten(l);
/* initialize MWI on line and device */
mwi_event_cb(0, l);
mwi_event_cb(l, NULL, NULL, NULL);
AST_LIST_TRAVERSE(&l->sublines, subline, list) {
ast_extension_state_add(subline->context, subline->exten, skinny_extensionstate_cb, subline->container);
}
@ -3507,7 +3507,7 @@ static void update_connectedline(struct skinny_subchannel *sub, const void *data
send_callinfo(sub);
}
static void mwi_event_cb(const struct ast_event *event, void *userdata)
static void mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
struct skinny_line *l = userdata;
struct skinny_device *d = l->device;
@ -3518,8 +3518,9 @@ static void mwi_event_cb(const struct ast_event *event, void *userdata)
return;
}
if (event) {
l->newmsgs = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
if (msg && stasis_mwi_state_message() == stasis_message_type(msg)) {
struct stasis_mwi_state *mwi_state = stasis_message_data(msg);
l->newmsgs = mwi_state->new_msgs;
}
if (l->newmsgs) {
@ -8250,16 +8251,22 @@ static struct skinny_line *config_line(const char *lname, struct ast_variable *v
if (!ast_strlen_zero(l->mailbox)) {
char *cfg_mailbox, *cfg_context;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
struct stasis_topic *mailbox_specific_topic;
cfg_context = cfg_mailbox = ast_strdupa(l->mailbox);
ast_verb(3, "Setting mailbox '%s' on line %s\n", cfg_mailbox, l->name);
strsep(&cfg_context, "@");
if (ast_strlen_zero(cfg_context))
cfg_context = "default";
l->mwi_event_sub = ast_event_subscribe(AST_EVENT_MWI, mwi_event_cb, "skinny MWI subsciption", l,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, cfg_mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, cfg_context,
AST_EVENT_IE_NEWMSGS, AST_EVENT_IE_PLTYPE_EXISTS,
AST_EVENT_IE_END);
if (ast_strlen_zero(cfg_context)) {
cfg_context = "default";
}
ast_str_set(&uniqueid, 0, "%s@%s", cfg_mailbox, cfg_context);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
l->mwi_event_sub = stasis_subscribe(mailbox_specific_topic, mwi_event_cb, l);
}
}
if (!ast_strlen_zero(vmexten) && ast_strlen_zero(l->vmexten)) {
@ -8694,8 +8701,9 @@ static int unload_module(void)
}
ast_mutex_unlock(&sub->lock);
}
if (l->mwi_event_sub)
ast_event_unsubscribe(l->mwi_event_sub);
if (l->mwi_event_sub) {
l->mwi_event_sub = stasis_unsubscribe(l->mwi_event_sub);
}
ast_mutex_unlock(&l->lock);
manager_event(EVENT_FLAG_SYSTEM, "PeerStatus", "ChannelType: Skinny\r\nPeer: Skinny/%s@%s\r\nPeerStatus: Unregistered\r\n", l->name, d->name);
unregister_exten(l);

17
channels/chan_unistim.c
Unescape View File

@ -5500,23 +5500,24 @@ static int unistim_sendtext(struct ast_channel *ast, const char *text)
/*--- unistim_send_mwi_to_peer: Send message waiting indication ---*/
static int unistim_send_mwi_to_peer(struct unistim_line *peer, unsigned int tick)
{
struct ast_event *event;
int new;
char *mailbox, *context;
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
context = mailbox = ast_strdupa(peer->mailbox);
strsep(&context, "@");
if (ast_strlen_zero(context)) {
context = "default";
}
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mailbox,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, context,
AST_EVENT_IE_END);
if (event) {
new = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
ast_event_destroy(event);
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
msg = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state_message(), ast_str_buffer(uniqueid));
if (msg) {
struct stasis_mwi_state *mwi_state = stasis_message_data(msg);
new = mwi_state->new_msgs;
} else { /* Fall back on checking the mailbox directly */
new = ast_app_has_voicemail(peer->mailbox, "INBOX");
}

56
channels/sig_pri.c
Unescape View File

@ -8752,23 +8752,30 @@ static void sig_pri_send_mwi_indication(struct sig_pri_span *pri, const char *vm
*
* \return Nothing
*/
static void sig_pri_mwi_event_cb(const struct ast_event *event, void *userdata)
static void sig_pri_mwi_event_cb(void *userdata, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
struct sig_pri_span *pri = userdata;
const char *mbox_context;
const char *mbox_number;
int num_messages;
int idx;
struct stasis_mwi_state *mwi_state;
mbox_number = ast_event_get_ie_str(event, AST_EVENT_IE_MAILBOX);
if (stasis_mwi_state_message() != stasis_message_type(msg)) {
return;
}
mwi_state = stasis_message_data(msg);
mbox_number = mwi_state->mailbox;
if (ast_strlen_zero(mbox_number)) {
return;
}
mbox_context = ast_event_get_ie_str(event, AST_EVENT_IE_CONTEXT);
mbox_context = mwi_state->context;
if (ast_strlen_zero(mbox_context)) {
return;
}
num_messages = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
num_messages = mwi_state->new_msgs;
for (idx = 0; idx < ARRAY_LEN(pri->mbox); ++idx) {
if (!pri->mbox[idx].sub) {
@ -8799,27 +8806,28 @@ static void sig_pri_mwi_event_cb(const struct ast_event *event, void *userdata)
static void sig_pri_mwi_cache_update(struct sig_pri_span *pri)
{
int idx;
int num_messages;
struct ast_event *event;
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
struct stasis_mwi_state *mwi_state;
for (idx = 0; idx < ARRAY_LEN(pri->mbox); ++idx) {
RAII_VAR(struct stasis_message *, msg, NULL, ao2_cleanup);
if (!pri->mbox[idx].sub) {
/* Mailbox slot is empty */
continue;
}
event = ast_event_get_cached(AST_EVENT_MWI,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, pri->mbox[idx].number,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, pri->mbox[idx].context,
AST_EVENT_IE_END);
if (!event) {
ast_str_reset(uniqueid);
ast_str_set(&uniqueid, 0, "%s@%s", pri->mbox[idx].number, pri->mbox[idx].context);
msg = stasis_cache_get(stasis_mwi_topic_cached(), stasis_mwi_state_message(), ast_str_buffer(uniqueid));
if (!msg) {
/* No cached event for this mailbox. */
continue;
}
num_messages = ast_event_get_ie_uint(event, AST_EVENT_IE_NEWMSGS);
mwi_state = stasis_message_data(msg);
sig_pri_send_mwi_indication(pri, pri->mbox[idx].vm_number, pri->mbox[idx].number,
pri->mbox[idx].context, num_messages);
ast_event_destroy(event);
pri->mbox[idx].context, mwi_state->new_msgs);
}
}
#endif /* defined(HAVE_PRI_MWI) */
@ -8841,7 +8849,7 @@ void sig_pri_stop_pri(struct sig_pri_span *pri)
#if defined(HAVE_PRI_MWI)
for (idx = 0; idx < ARRAY_LEN(pri->mbox); ++idx) {
if (pri->mbox[idx].sub) {
pri->mbox[idx].sub = ast_event_unsubscribe(pri->mbox[idx].sub);
pri->mbox[idx].sub = stasis_unsubscribe(pri->mbox[idx].sub);
}
}
#endif /* defined(HAVE_PRI_MWI) */
@ -8905,13 +8913,14 @@ int sig_pri_start_pri(struct sig_pri_span *pri)
char *saveptr;
char *prev_vm_number;
struct ast_str *mwi_description = ast_str_alloca(64);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
#endif /* defined(HAVE_PRI_MWI) */
#if defined(HAVE_PRI_MWI)
/* Prepare the mbox[] for use. */
for (i = 0; i < ARRAY_LEN(pri->mbox); ++i) {
if (pri->mbox[i].sub) {
pri->mbox[i].sub = ast_event_unsubscribe(pri->mbox[i].sub);
pri->mbox[i].sub = stasis_unsubscribe(pri->mbox[i].sub);
}
}
#endif /* defined(HAVE_PRI_MWI) */
@ -8951,6 +8960,7 @@ int sig_pri_start_pri(struct sig_pri_span *pri)
for (i = 0; i < ARRAY_LEN(pri->mbox); ++i) {
char *mbox_number;
char *mbox_context;
struct stasis_topic *mailbox_specific_topic;
mbox_number = strsep(&saveptr, ",");
if (!mbox_number) {
@ -8976,13 +8986,17 @@ int sig_pri_start_pri(struct sig_pri_span *pri)
/* Fill the mbox[] element. */
pri->mbox[i].number = mbox_number;
pri->mbox[i].context = mbox_context;
ast_str_reset(uniqueid);
ast_str_set(&uniqueid, 0, "%s@%s", mbox_number, mbox_context);
ast_str_set(&mwi_description, -1, "%s span %d[%d] MWI mailbox %s@%s",
sig_pri_cc_type_name, pri->span, i, mbox_number, mbox_context);
pri->mbox[i].sub = ast_event_subscribe(AST_EVENT_MWI, sig_pri_mwi_event_cb,
ast_str_buffer(mwi_description), pri,
AST_EVENT_IE_MAILBOX, AST_EVENT_IE_PLTYPE_STR, mbox_number,
AST_EVENT_IE_CONTEXT, AST_EVENT_IE_PLTYPE_STR, mbox_context,
AST_EVENT_IE_END);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (mailbox_specific_topic) {
pri->mbox[i].sub = stasis_subscribe(mailbox_specific_topic, sig_pri_mwi_event_cb, pri);
}
if (!pri->mbox[i].sub) {
ast_log(LOG_ERROR, "%s span %d could not subscribe to MWI events for %s@%s.",
sig_pri_cc_type_name, pri->span, mbox_number, mbox_context);

2
channels/sig_pri.h
Unescape View File

@ -405,7 +405,7 @@ struct sig_pri_mbox {
* \brief MWI mailbox event subscription.
* \note NULL if mailbox not configured.
*/
struct ast_event_sub *sub;
struct stasis_subscription *sub;
/*! \brief Mailbox number */
const char *number;
/*! \brief Mailbox context. */

2
channels/sip/include/sip.h
Unescape View File

@ -1262,7 +1262,7 @@ struct sip_pkt {
*/
struct sip_mailbox {
/*! Associated MWI subscription */
struct ast_event_sub *event_sub;
struct stasis_subscription *event_sub;
AST_LIST_ENTRY(sip_mailbox) entry;
unsigned int delme:1;
char *context;

91
include/asterisk/app.h
Unescape View File

@ -28,6 +28,7 @@
#include "asterisk/threadstorage.h"
#include "asterisk/file.h"
#include "asterisk/linkedlists.h"
#include "asterisk/utils.h"
struct ast_flags64;
@ -1086,6 +1087,96 @@ void ast_safe_fork_cleanup(void);
*/
int ast_app_parse_timelen(const char *timestr, int *result, enum ast_timelen defunit);
/*!
* \brief Publish a MWI state update via stasis
* \param[in] uniqueid A unique identifier for this mailbox (usually mailbox@context)
* \param[in] mailbox The number identifying this mailbox
* \param[in] context The context this mailbox resides in
* \param[in] new_msgs The number of new messages in this mailbox
* \param[in] old_msgs The number of old messages in this mailbox
* \retval 0 Success
* \retval -1 Failure
* \since 12
*/
#define stasis_publish_mwi_state(mailbox, context, new_msgs, old_msgs) \
stasis_publish_mwi_state_full(mailbox, context, new_msgs, old_msgs, NULL)
/*!
* \brief Publish a MWI state update via stasis with EID
* \param[in] uniqueid A unique identifier for this mailbox (usually mailbox@context)
* \param[in] mailbox The number identifying this mailbox
* \param[in] context The context this mailbox resides in
* \param[in] new_msgs The number of new messages in this mailbox
* \param[in] old_msgs The number of old messages in this mailbox
* \param[in] eid The EID of the server that originally published the message
* \retval 0 Success
* \retval -1 Failure
* \since 12
*/
int stasis_publish_mwi_state_full(
const char *mailbox,
const char *context,
int new_msgs,
int old_msgs,
struct ast_eid *eid);
/*!
* \brief The structure that contains MWI state
* \since 12
*/
struct stasis_mwi_state {
AST_DECLARE_STRING_FIELDS(
AST_STRING_FIELD(uniqueid); /*!< Unique identifier for this mailbox/context */
AST_STRING_FIELD(mailbox); /*!< Mailbox for this event */
AST_STRING_FIELD(context); /*!< Context that this mailbox belongs to */
);
int new_msgs; /*!< The current number of new messages for this mailbox */
int old_msgs; /*!< The current number of old messages for this mailbox */
struct ast_eid eid; /*!< The EID of the server where this message originated */
};
/*!
* \brief Get the Stasis topic for MWI messages
* \retval The topic structure for MWI messages
* \retval NULL if it has not been allocated
* \since 12
*/
struct stasis_topic *stasis_mwi_topic_all(void);
/*!
* \brief Get the Stasis topic for MWI messages on a unique ID
* \param uniqueid The unique id for which to get the topic
* \retval The topic structure for MWI messages for a given uniqueid
* \retval NULL if it failed to be found or allocated
* \since 12
*/
struct stasis_topic *stasis_mwi_topic(const char *uniqueid);
/*!
* \brief Get the Stasis caching topic for MWI messages
* \retval The caching topic structure for MWI messages
* \retval NULL if it has not been allocated
* \since 12
*/
struct stasis_caching_topic *stasis_mwi_topic_cached(void);
/*!
* \brief Get the Stasis message type for MWI messages
* \retval The message type structure for MWI messages
* \retval NULL if it has not been allocated
* \since 12
*/
struct stasis_message_type *stasis_mwi_state_message(void);
/*!
* \brief Initialize the application core
* \retval 0 Success
* \retval -1 Failure
* \since 12
*/
int app_init(void);
#define AST_MAX_MAILBOX_UNIQUEID (AST_MAX_EXTENSION + AST_MAX_CONTEXT + 2)
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif

21
include/asterisk/stasis.h
Unescape View File

@ -377,6 +377,27 @@ struct stasis_subscription_change {
*/
struct stasis_message_type *stasis_subscription_change(void);
/*!
* \brief Pool for topic aggregation
*/
struct stasis_topic_pool;
/*!
* \brief Create a topic pool that routes messages from dynamically generated topics to the given topic
* \param pooled_topic Topic to which messages will be routed
* \retval the new stasis_topic_pool or NULL on failure
*/
struct stasis_topic_pool *stasis_topic_pool_create(struct stasis_topic *pooled_topic);
/*!
* \brief Find or create a topic in the pool
* \param pool Pool for which to get the topic
* \param topic_name Name of the topic to get
* \retval The already stored or newly allocated topic
* \retval NULL if the topic was not found and could not be allocated
*/
struct stasis_topic *stasis_topic_pool_get_topic(struct stasis_topic_pool *pool, const char *topic_name);
/*! @} */
/*! @{ */

2
include/asterisk/xmpp.h
Unescape View File

@ -134,7 +134,7 @@ struct ast_xmpp_client {
pthread_t thread;
int timeout;
unsigned int reconnect:1; /*!< Reconnect this client */
struct ast_event_sub *mwi_sub; /*!< If distributing event information the MWI subscription */
struct stasis_subscription *mwi_sub; /*!< If distributing event information the MWI subscription */
struct ast_event_sub *device_state_sub; /*!< If distributing event information the device state subscription */
};

129
main/app.c
Unescape View File

@ -66,6 +66,10 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
#include "asterisk/threadstorage.h"
#include "asterisk/test.h"
#include "asterisk/module.h"
#include "asterisk/astobj2.h"
#include "asterisk/stasis.h"
#define MWI_TOPIC_BUCKETS 57
AST_THREADSTORAGE_PUBLIC(ast_str_thread_global_buf);
@ -78,6 +82,11 @@ struct zombie {
static AST_LIST_HEAD_STATIC(zombies, zombie);
static struct stasis_topic *mwi_topic_all;
static struct stasis_caching_topic *mwi_topic_cached;
static struct stasis_message_type *mwi_message_type;
static struct stasis_topic_pool *mwi_topic_pool;
static void *shaun_of_the_dead(void *data)
{
struct zombie *cur;
@ -2632,3 +2641,123 @@ int ast_app_parse_timelen(const char *timestr, int *result, enum ast_timelen uni
return 0;
}
static void mwi_state_dtor(void *obj)
{
struct stasis_mwi_state *mwi_state = obj;
ast_string_field_free_memory(mwi_state);
}
struct stasis_topic *stasis_mwi_topic_all(void)
{
return mwi_topic_all;
}
struct stasis_caching_topic *stasis_mwi_topic_cached(void)
{
return mwi_topic_cached;
}
struct stasis_message_type *stasis_mwi_state_message(void)
{
return mwi_message_type;
}
struct stasis_topic *stasis_mwi_topic(const char *uniqueid)
{
return stasis_topic_pool_get_topic(mwi_topic_pool, uniqueid);
}
int stasis_publish_mwi_state_full(
const char *mailbox,
const char *context,
int new_msgs,
int old_msgs,
struct ast_eid *eid)
{
RAII_VAR(struct stasis_mwi_state *, mwi_state, NULL, ao2_cleanup);
RAII_VAR(struct stasis_message *, message, NULL, ao2_cleanup);
struct ast_str *uniqueid = ast_str_alloca(AST_MAX_MAILBOX_UNIQUEID);
struct stasis_topic *mailbox_specific_topic;
ast_assert(!ast_strlen_zero(mailbox));
ast_assert(!ast_strlen_zero(context));
ast_str_set(&uniqueid, 0, "%s@%s", mailbox, context);
mwi_state = ao2_alloc(sizeof(*mwi_state), mwi_state_dtor);
if (ast_string_field_init(mwi_state, 256)) {
return -1;
}
ast_string_field_set(mwi_state, uniqueid, ast_str_buffer(uniqueid));
ast_string_field_set(mwi_state, mailbox, mailbox);
ast_string_field_set(mwi_state, context, context);
mwi_state->new_msgs = new_msgs;
mwi_state->old_msgs = old_msgs;
if (eid) {
mwi_state->eid = *eid;
} else {
ast_set_default_eid(&mwi_state->eid);
}
message = stasis_message_create(stasis_mwi_state_message(), mwi_state);
mailbox_specific_topic = stasis_mwi_topic(ast_str_buffer(uniqueid));
if (!mailbox_specific_topic) {
return -1;
}
stasis_publish(mailbox_specific_topic, message);
return 0;
}
static const char *mwi_state_get_id(struct stasis_message *message)
{
if (stasis_mwi_state_message() == stasis_message_type(message)) {
struct stasis_mwi_state *mwi_state = stasis_message_data(message);
return mwi_state->uniqueid;
} else if (stasis_subscription_change() == stasis_message_type(message)) {
struct stasis_subscription_change *change = stasis_message_data(message);
return change->uniqueid;
}
return NULL;
}
static void app_exit(void)
{
ao2_cleanup(mwi_topic_all);
mwi_topic_all = NULL;
mwi_topic_cached = stasis_caching_unsubscribe(mwi_topic_cached);
ao2_cleanup(mwi_message_type);
mwi_message_type = NULL;
ao2_cleanup(mwi_topic_pool);
mwi_topic_pool = NULL;
}
int app_init(void)
{
mwi_topic_all = stasis_topic_create("stasis_mwi_topic");
if (!mwi_topic_all) {
return -1;
}
mwi_topic_cached = stasis_caching_topic_create(mwi_topic_all, mwi_state_get_id);
if (!mwi_topic_cached) {
return -1;
}
mwi_message_type = stasis_message_type_create("stasis_mwi_state");
if (!mwi_message_type) {
return -1;
}
mwi_topic_pool = stasis_topic_pool_create(mwi_topic_all);
if (!mwi_topic_pool) {
return -1;
}
ast_register_atexit(app_exit);
return 0;
}

5
main/asterisk.c
Unescape View File

@ -4178,6 +4178,11 @@ int main(int argc, char *argv[])
aco_init();
if (app_init()) {
printf("App core initialization failed.\n%s", term_quit());
exit(1);
}
if (astdb_init()) {
printf("%s", term_quit());
exit(1);

3
main/channel.c
Unescape View File

@ -8637,8 +8637,7 @@ static void channels_shutdown(void)
__channel_varset = NULL;
ao2_cleanup(__channel_topic_all);
__channel_topic_all = NULL;
stasis_caching_unsubscribe(__channel_topic_all_cached);
__channel_topic_all_cached = NULL;
__channel_topic_all_cached = stasis_caching_unsubscribe(__channel_topic_all_cached);
ast_data_unregister(NULL);
ast_cli_unregister_multiple(cli_channel, ARRAY_LEN(cli_channel));
if (channels) {

93
main/stasis.c
Unescape View File

@ -41,6 +41,9 @@ ASTERISK_FILE_VERSION(__FILE__, "$Revision$")
/*! Initial size of the subscribers list. */
#define INITIAL_SUBSCRIBERS_MAX 4
/*! The number of buckets to use for topic pools */
#define TOPIC_POOL_BUCKETS 57
/*! Threadpool for dispatching notifications to subscribers */
static struct ast_threadpool *pool;
@ -470,6 +473,96 @@ static void send_subscription_change_message(struct stasis_topic *topic, char *u
stasis_publish(topic, msg);
}
struct topic_pool_entry {
struct stasis_subscription *forward;
struct stasis_topic *topic;
};
static void topic_pool_entry_dtor(void *obj)
{
struct topic_pool_entry *entry = obj;
entry->forward = stasis_unsubscribe(entry->forward);
ao2_cleanup(entry->topic);
entry->topic = NULL;
}
static struct topic_pool_entry *topic_pool_entry_alloc(void)
{
return ao2_alloc(sizeof(struct topic_pool_entry), topic_pool_entry_dtor);
}
struct stasis_topic_pool {
struct ao2_container *pool_container;
struct stasis_topic *pool_topic;
};
static void topic_pool_dtor(void *obj)
{
struct stasis_topic_pool *pool = obj;
ao2_cleanup(pool->pool_container);
pool->pool_container = NULL;
ao2_cleanup(pool->pool_topic);
pool->pool_topic = NULL;
}
static int topic_pool_entry_hash(const void *obj, const int flags)
{
const char *topic_name= (flags & OBJ_KEY) ? obj : stasis_topic_name(((struct topic_pool_entry*) obj)->topic);
return ast_str_case_hash(topic_name);
}
static int topic_pool_entry_cmp(void *obj, void *arg, int flags)
{
struct topic_pool_entry *opt1 = obj, *opt2 = arg;
const char *topic_name = (flags & OBJ_KEY) ? arg : stasis_topic_name(opt2->topic);
return strcasecmp(stasis_topic_name(opt1->topic), topic_name) ? 0 : CMP_MATCH | CMP_STOP;
}
struct stasis_topic_pool *stasis_topic_pool_create(struct stasis_topic *pooled_topic)
{
RAII_VAR(struct stasis_topic_pool *, pool, ao2_alloc(sizeof(*pool), topic_pool_dtor), ao2_cleanup);
if (!pool) {
return NULL;
}
pool->pool_container = ao2_container_alloc(TOPIC_POOL_BUCKETS, topic_pool_entry_hash, topic_pool_entry_cmp);
ao2_ref(pooled_topic, +1);
pool->pool_topic = pooled_topic;
ao2_ref(pool, +1);
return pool;
}
struct stasis_topic *stasis_topic_pool_get_topic(struct stasis_topic_pool *pool, const char *topic_name)
{
RAII_VAR(struct topic_pool_entry *, topic_pool_entry, NULL, ao2_cleanup);
SCOPED_AO2LOCK(topic_container_lock, pool->pool_container);
topic_pool_entry = ao2_find(pool->pool_container, topic_name, OBJ_KEY | OBJ_NOLOCK);
if (topic_pool_entry) {
return topic_pool_entry->topic;
}
topic_pool_entry = topic_pool_entry_alloc();
if (!topic_pool_entry) {
return NULL;
}
topic_pool_entry->topic = stasis_topic_create(topic_name);
if (!topic_pool_entry->topic) {
return NULL;
}
topic_pool_entry->forward = stasis_forward_all(topic_pool_entry->topic, pool->pool_topic);
if (!topic_pool_entry->forward) {
return NULL;
}
ao2_link_flags(pool->pool_container, topic_pool_entry, OBJ_NOLOCK);
return topic_pool_entry->topic;
}
/*! \brief Cleanup function */
static void stasis_exit(void)
{

48
res/res_jabber.c
Unescape View File

@ -373,7 +373,7 @@ static void aji_pubsub_purge_nodes(struct aji_client *client,
static void aji_publish_mwi(struct aji_client *client, const char *mailbox,
const char *context, const char *oldmsgs, const char *newmsgs);
static void aji_devstate_cb(const struct ast_event *ast_event, void *data);
static void aji_mwi_cb(const struct ast_event *ast_event, void *data);
static void aji_mwi_cb(void *data, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg);
static iks* aji_build_publish_skeleton(struct aji_client *client, const char *node,
const char *event_type, unsigned int cachable);
/* No transports in this version */
@ -410,7 +410,7 @@ static char *app_ajileave = "JabberLeave";
static struct aji_client_container clients;
static struct aji_capabilities *capabilities = NULL;
static struct ast_event_sub *mwi_sub = NULL;
static struct stasis_subscription *mwi_sub = NULL;
static struct ast_event_sub *device_state_sub = NULL;
static ast_cond_t message_received_condition;
static ast_mutex_t messagelock;
@ -3240,30 +3240,33 @@ int ast_aji_disconnect(struct aji_client *client)
* \param data void pointer to ast_client structure
* \return void
*/
static void aji_mwi_cb(const struct ast_event *ast_event, void *data)
static void aji_mwi_cb(void *data, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
const char *mailbox;
const char *context;
char oldmsgs[10];
char newmsgs[10];
struct aji_client *client;
if (ast_eid_cmp(&ast_eid_default, ast_event_get_ie_raw(ast_event, AST_EVENT_IE_EID)))
{
struct aji_client *client = data;
struct stasis_mwi_state *mwi_state;
if (!stasis_subscription_is_subscribed(sub) || stasis_mwi_state() != stasis_message_type(msg)) {
return;
}
mwi_state = stasis_message_data(msg);
if (ast_eid_cmp(&ast_eid_default, &mwi_state->eid)) {
/* If the event didn't originate from this server, don't send it back out. */
ast_debug(1, "Returning here\n");
return;
}
client = ASTOBJ_REF((struct aji_client *) data);
mailbox = ast_event_get_ie_str(ast_event, AST_EVENT_IE_MAILBOX);
context = ast_event_get_ie_str(ast_event, AST_EVENT_IE_CONTEXT);
mailbox = mwi_state->mailbox;
context = mwi_state->context;
snprintf(oldmsgs, sizeof(oldmsgs), "%d",
ast_event_get_ie_uint(ast_event, AST_EVENT_IE_OLDMSGS));
mwi_state->old_msgs);
snprintf(newmsgs, sizeof(newmsgs), "%d",
ast_event_get_ie_uint(ast_event, AST_EVENT_IE_NEWMSGS));
mwi_state->new_msgs);
aji_publish_mwi(client, mailbox, context, oldmsgs, newmsgs);
ASTOBJ_UNREF(client, ast_aji_client_destroy);
}
/*!
* \brief Callback function for device state events
@ -3300,8 +3303,7 @@ static void aji_devstate_cb(const struct ast_event *ast_event, void *data)
static void aji_init_event_distribution(struct aji_client *client)
{
if (!mwi_sub) {
mwi_sub = ast_event_subscribe(AST_EVENT_MWI, aji_mwi_cb, "aji_mwi_subscription",
client, AST_EVENT_IE_END);
mwi_sub = stasis_subscribe(stasis_mwi_topic_all(), aji_mwi_cb, client);
}
if (!device_state_sub) {
if (ast_enable_distributed_devstate()) {
@ -3364,14 +3366,10 @@ static int aji_handle_pubsub_event(void *data, ikspak *pak)
context = strsep(&item_id, "@");
sscanf(iks_find_cdata(item_content, "OLDMSGS"), "%10d", &oldmsgs);
sscanf(iks_find_cdata(item_content, "NEWMSGS"), "%10d", &newmsgs);
if (!(event = ast_event_new(AST_EVENT_MWI, AST_EVENT_IE_MAILBOX,
AST_EVENT_IE_PLTYPE_STR, item_id, AST_EVENT_IE_CONTEXT,
AST_EVENT_IE_PLTYPE_STR, context, AST_EVENT_IE_OLDMSGS,
AST_EVENT_IE_PLTYPE_UINT, oldmsgs, AST_EVENT_IE_NEWMSGS,
AST_EVENT_IE_PLTYPE_UINT, newmsgs, AST_EVENT_IE_EID, AST_EVENT_IE_PLTYPE_RAW,
&pubsub_eid, sizeof(pubsub_eid), AST_EVENT_IE_END))) {
return IKS_FILTER_EAT;
}
stasis_publish_mwi_state_full(item_id, context, newmsgs, oldmsgs, &pubsub_eid);
return IKS_FILTER_EAT;
} else {
ast_debug(1, "Don't know how to handle PubSub event of type %s\n",
iks_name(item_content));
@ -4771,7 +4769,7 @@ static int unload_module(void)
ast_manager_unregister("JabberSend");
ast_custom_function_unregister(&jabberstatus_function);
if (mwi_sub) {
ast_event_unsubscribe(mwi_sub);
mwi_sub = stasis_unsubscribe(mwi_sub);
}
if (device_state_sub) {
ast_event_unsubscribe(device_state_sub);

42
res/res_xmpp.c
Unescape View File

@ -1319,24 +1319,30 @@ static void xmpp_pubsub_publish_device_state(struct ast_xmpp_client *client, con
* \param data void pointer to ast_client structure
* \return void
*/
static void xmpp_pubsub_mwi_cb(const struct ast_event *ast_event, void *data)
static void xmpp_pubsub_mwi_cb(void *data, struct stasis_subscription *sub, struct stasis_topic *topic, struct stasis_message *msg)
{
struct ast_xmpp_client *client = data;
const char *mailbox, *context;
char oldmsgs[10], newmsgs[10];
struct stasis_mwi_state *mwi_state;
if (ast_eid_cmp(&ast_eid_default, ast_event_get_ie_raw(ast_event, AST_EVENT_IE_EID))) {
if (!stasis_subscription_is_subscribed(sub) || stasis_mwi_state_message() != stasis_message_type(msg)) {
return;
}
mwi_state = stasis_message_data(msg);
if (ast_eid_cmp(&ast_eid_default, &mwi_state->eid)) {
/* If the event didn't originate from this server, don't send it back out. */
ast_debug(1, "Returning here\n");
return;
}
mailbox = ast_event_get_ie_str(ast_event, AST_EVENT_IE_MAILBOX);
context = ast_event_get_ie_str(ast_event, AST_EVENT_IE_CONTEXT);
mailbox = mwi_state->mailbox;
context = mwi_state->context;
snprintf(oldmsgs, sizeof(oldmsgs), "%d",
ast_event_get_ie_uint(ast_event, AST_EVENT_IE_OLDMSGS));
mwi_state->old_msgs);
snprintf(newmsgs, sizeof(newmsgs), "%d",
ast_event_get_ie_uint(ast_event, AST_EVENT_IE_NEWMSGS));
mwi_state->new_msgs);
xmpp_pubsub_publish_mwi(client, mailbox, context, oldmsgs, newmsgs);
}
@ -1479,14 +1485,10 @@ static int xmpp_pubsub_handle_event(void *data, ikspak *pak)
context = strsep(&item_id, "@");
sscanf(iks_find_cdata(item_content, "OLDMSGS"), "%10d", &oldmsgs);
sscanf(iks_find_cdata(item_content, "NEWMSGS"), "%10d", &newmsgs);
if (!(event = ast_event_new(AST_EVENT_MWI, AST_EVENT_IE_MAILBOX,
AST_EVENT_IE_PLTYPE_STR, item_id, AST_EVENT_IE_CONTEXT,
AST_EVENT_IE_PLTYPE_STR, context, AST_EVENT_IE_OLDMSGS,
AST_EVENT_IE_PLTYPE_UINT, oldmsgs, AST_EVENT_IE_NEWMSGS,
AST_EVENT_IE_PLTYPE_UINT, newmsgs, AST_EVENT_IE_EID, AST_EVENT_IE_PLTYPE_RAW,
&pubsub_eid, sizeof(pubsub_eid), AST_EVENT_IE_END))) {
return IKS_FILTER_EAT;
}
stasis_publish_mwi_state_full(item_id, context, newmsgs, oldmsgs, &pubsub_eid);
return IKS_FILTER_EAT;
} else {
ast_debug(1, "Don't know how to handle PubSub event of type %s\n",
iks_name(item_content));
@ -1587,20 +1589,17 @@ static void xmpp_init_event_distribution(struct ast_xmpp_client *client)
xmpp_pubsub_unsubscribe(client, "device_state");
xmpp_pubsub_unsubscribe(client, "message_waiting");
if (!(client->mwi_sub = ast_event_subscribe(AST_EVENT_MWI, xmpp_pubsub_mwi_cb, "xmpp_pubsub_mwi_subscription",
client, AST_EVENT_IE_END))) {
if (!(client->mwi_sub = stasis_subscribe(stasis_mwi_topic_all(), xmpp_pubsub_mwi_cb, client))) {
return;
}
if (ast_enable_distributed_devstate()) {
return;
}
if (!(client->device_state_sub = ast_event_subscribe(AST_EVENT_DEVICE_STATE_CHANGE,
xmpp_pubsub_devstate_cb, "xmpp_pubsub_devstate_subscription", client, AST_EVENT_IE_END))) {
ast_event_unsubscribe(client->mwi_sub);
client->mwi_sub = NULL;
client->mwi_sub = stasis_unsubscribe(client->mwi_sub);
return;
}
@ -3524,8 +3523,7 @@ int ast_xmpp_client_disconnect(struct ast_xmpp_client *client)
}
if (client->mwi_sub) {
ast_event_unsubscribe(client->mwi_sub);
client->mwi_sub = NULL;
client->mwi_sub = stasis_unsubscribe(client->mwi_sub);
xmpp_pubsub_unsubscribe(client, "message_waiting");
}

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